54173637145 has 8 divisors (see below), whose sum is σ = 65652012360. Its totient is φ = 42909811200.

The previous prime is 54173637139. The next prime is 54173637149.

It is a happy number.

54173637145 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 4 ways, for example, as 9934507584 + 44239129561 = 99672^2 + 210331^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 54173637145 - 2⁵ = 54173637113 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 54173637095 and 54173637104.

It is not an unprimeable number, because it can be changed into a prime (54173637149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 53636760 + ... + 53637769.

It is an arithmetic number, because the mean of its divisors is an integer number (8206501545).

Almost surely, 2^54173637145 is an apocalyptic number.

It is an amenable number.

54173637145 is a deficient number, since it is larger than the sum of its proper divisors (11478375215).

54173637145 is a wasteful number, since it uses less digits than its factorization.

54173637145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 107274635.

The product of its digits is 1058400, while the sum is 46.

The spelling of 54173637145 in words is "fifty-four billion, one hundred seventy-three million, six hundred thirty-seven thousand, one hundred forty-five".